The airport said 14,786 passengers traveled to or from the airport in August. Last August, 13,452 used the airport.

During August 2013, 97 percent of available seats were full.

Through August 165,517 passengers arrived or left through the airport in 2013, up from 153,102 during the same period last year. The airport said 91 percent of sets available in the market have been sold this year.

Frontier’s year-round service between Rockford and Denver was discontinued this month. The airline, which up for sale, said it would make the route seasonal.
Frontier planes are still expected in Rockford because Apple contracts with the Denver-based airline to fly passengers who buy Apple vacation packages.

Frontier, which has published its schedule through March, hasn’t yet announced a restart date.